| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 43 | 715,23 | 16,63 | 1 |
| 2007 | 35 | 812,17 | 23,20 | 1 |
| 2008 | 33 | 860,10 | 26,06 | 1 |
| 2009 | 51 | 893,96 | 17,53 | 1 |
| 2010 | 78 | 1.675,61 | 21,48 | 2 |
| 2011 | 21 | 602,28 | 28,68 | 1 |
| 2012 | 69 | 1.722,97 | 24,97 | 2 |
| 2013 | 65 | 1.474,12 | 22,68 | 2 |
| 2014 | 81 | 1.799,57 | 22,22 | 2 |
| 2015 | 116 | 2.722,28 | 23,47 | 3 |
| 2016 | 126 | 3.011,31 | 23,90 | 3 |
| 2017 | 126 | 3.711,17 | 29,45 | 3 |
| 2018 | 114 | 2.689,55 | 23,59 | 3 |
| 2019 | 150 | 3.640,06 | 24,27 | 3 |
| 2020 | 150 | 3.796,37 | 25,31 | 3 |
| 2021 | 172 | 4.197,09 | 24,40 | 3 |
| 2022 | 152 | 4.406,00 | 28,99 | 3 |
| 2023 | 155 | 5.374,04 | 34,67 | 3 |
| 2024 | 170 | 6.037,28 | 35,51 | 3 |
| totale | 1.907 | 50.141,16 | 26,29 | 43 |